JSS2 Mathematics First Term Examination Questions and Answers

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JSS2 Mathematics First Term Examination Questions and Answers- This exams covers all the major aspect of maths schemes for the for the term.

SS1 Mathematics Exam Questions & Answers- First Term

JSS2 Mathematics First Term Examination Questions and Answers

Introduction

This comprehensive guide contains 40 multiple choice questions and 5 detailed theory sections that cover all essential topics in the JSS2 mathematics curriculum. Perfect for students, teachers, and parents looking for quality exam preparation materials.

What You’ll Learn:

Square roots and perfect squares
Standard form and significant figures
Geometry and angles
Prime numbers and factors
Polygon properties and symmetry

Section A: Multiple Choice Questions (40 Questions)

Perfect Squares and Square Roots

Question 1: Which of these is not a perfect square?

A) 100
B) 39 ✓
C) 36
D) 16

Question 5: Find the square root of 6400

A) 68
B) 64
C) 80 ✓
D) 70

Question 9: What is the square root of 5184?

A) 32
B) 34
C) 72 ✓
D) 74

Question 23: The square root of 9 is:

A) 6
B) 12
C) 3 ✓
D) 2

Prime Numbers and Factors

Question 10: Which of the following is not a prime number?

A) 7
B) 13
C) 17
D) 21 ✓

Question 15: What are the common factors of 20 and 16?

A) 2,3,4,6
B) 2,4 ✓
C) 2,3,4
D) 2,4,6

Question 17: What number can be multiplied with 504 to make it a perfect square?

A) 2
B) 7
C) 14 ✓
D) 42

Geometry and Angles

Question 4: Sum of angles at a point is:

A) 90°
B) 270°
C) 360° ✓
D) 180°

Question 6: How many sides does a parallelogram have?

A) 6
B) 4 ✓
C) 3
D) 5

Question 8: Which of these is not a type of triangle?

A) Scalene
B) Isosceles
C) Equilateral
D) Quadrilateral ✓

Question 13: A polygon with five sides is called:

A) Pentagon ✓
B) Heptagon
C) Decagon
D) Octagon

Question 33: Each angle of an equilateral triangle is:

A) 90°
B) 180°
C) 60° ✓
D) 360°

Question 36: How many lines of symmetry does a square have?

A) 4 ✓
B) 3
C) 2
D) 1

Question 37: Find the value of each angle of a regular pentagon:

A) 72°
B) 54°
C) 108° ✓
D) 12°

Standard Form and Rounding

Question 11: Express 9049 to the nearest thousand:

A) 9050
B) 9100
C) 9109
D) 9000 ✓

Question 19: Approximate 0.02375 to one significant figure:

A) 0.0
B) 0.0007
C) 0.0008
D) 0.02 ✓

Question 24: Write in ordinary form: 3.84×10⁻²

A) 2840
B) 0.0284
C) 0.000384 ✓
D) 0.0000384

Question 38: Round 453.560 to the nearest whole number:

A) 455
B) 454 ✓
C) 453
D) 452

Question 39: Express 375000 in standard form:

A) 3.75×10⁵ ✓
B) 37.5×10⁴
C) 37.5×10³
D) 3.75×10⁴

Angle Calculations (Questions 28-32)

Based on the diagram with angles 63° and 32°

Question 28: Find ‘a’ in the figure:

Answer: 117° ✓

Question 29: Find ‘d’ in the figure:

Answer: 85° ✓

Question 30: Find ‘p’ in the figure:

Answer: 85° ✓

Section B: Theory Questions (Choose 3 out of 5)

Question 1 (Compulsory)

(a) Find the square root of:

(i) √144 = 12
(ii) √625 = 25

(b) Express in standard form:

(i) 520000 = 5.2 × 10⁵
(ii) 0.0000072 = 7.2 × 10⁻⁶

(c) Round off the numbers:

77866.0278804 to 3 s.f. = 77900
0.00895729 to 3 d.p. = 0.009

(d) Simplify:

(i) 3√3 × √3 = 9
(ii) √50 = 5√2

(e) Two Quadrilaterals and Properties:

Rectangle:

Opposite sides are equal and parallel
All angles are 90°
Diagonals are equal and bisect each other

Parallelogram:

Opposite sides are equal and parallel
Opposite angles are equal
Diagonals bisect each other

Question 2

(a) Simplify the expressions (3 marks)

(b) Calculate lettered angles (7 marks)

Use angle properties: vertically opposite angles, angles on a straight line, angles at a point

Question 3

(a) Find smallest multiplier for perfect squares:

(i) 504 = 2³ × 3² × 7, multiply by 14
(ii) 432 = 2⁴ × 3³, multiply by 3
(iii) 162 = 2 × 3⁴, multiply by 2
(iv) 405 = 3⁴ × 5, multiply by 5

Question 4

(a) Perfect square multipliers:

(i) 662 = 2 × 331, multiply by 662
(ii) 150 = 2 × 3 × 5², multiply by 6

Question 5

(a) Simplify surds and expressions

(b) Square roots by factorization:

(i) √784 = 28
(ii) √1600 = 40

Study Tips for JSS2 Mathematics

Key Topics to Master:

Perfect Squares: Memorize squares up to 20² = 400
Prime Numbers: Know primes up to 50
Angle Properties: Understand vertical angles, supplementary angles
Standard Form: Practice converting large and small numbers
Polygon Properties: Learn interior angle formulas

Exam Strategy:

Start with questions you’re confident about
Show all working in theory sections
Use long division for square root calculations
Double-check angle calculations
Manage your time effectively

Common Mistakes to Avoid:

Confusing prime numbers with composite numbers
Incorrectly applying angle properties
Errors in standard form conversions
Not simplifying surds completely
Rushing through calculations

Conclusion

This JSS2 Mathematics first term examination covers fundamental concepts that build the foundation for advanced mathematics. Regular practice with these question types will significantly improve your performance.